Suzanne G. Helfer

Reconsidering the role of personality in placebo effects: Dispositional optimism, situational expectations, and the placebo response

Andrew L. Geers, Suzanne G. Helfer, Kristin Kosbab et al. · Journal of Psychosomatic Research · 2005 · 225 citations

Personality Psychology, Placebo Response, Behavioral Sciences +6

Goal Activation, Expectations, and the Placebo Effect.

Andrew L. Geers, Paul E. Weiland, Kristin Kosbab et al. · Journal of Personality and Social Psychology · 2005 · 183 citations

Self-efficacy Theory, Achievement Goal, Behavioral Sciences +13

Dispositional Optimism Predicts Placebo Analgesia

Andrew L. Geers, Justin A. Wellman, Stephanie L. Fowler et al. · Journal of Pain · 2010 · 182 citations · Full text

Pain Therapy, Health Sciences, Psychiatry +8

Further evidence for individual differences in placebo responding: An interactionist perspective

Andrew L. Geers, Kristin Kosbab, Suzanne G. Helfer et al. · Journal of Psychosomatic Research · 2007 · 130 citations

Behavioral Sciences, Behavioral Medicine, Individual Differences +6

Expectations and Placebo Response: A Laboratory Investigation into the Role of Somatic Focus

Andrew L. Geers, Suzanne G. Helfer, Paul E. Weiland et al. · Journal of Behavioral Medicine · 2005 · 113 citations

Behavioral Sciences, Placebo Response, Behavioral Medicine +7